"The data were then extrapolated for the globe, projecting a probable release of 55 Billion tons of carbon (converting to 200 billion tons of CO2) by Calendar Year 2050—the equivalent of adding an entire United States economy to the global warming picture, or 17% more global emissions than had been previously projected for that time frame if we continue on our current course. This type of “positive feedback"—positive meaning forward, not in a “good” way—would accelerate the planet's warming into unprecedented levels:
"The data were then extrapolated for the globe, projecting a probable release of 55 Billion tons of carbon (converting to 200 billion tons of CO2) by Calendar Year 2050—the equivalent of adding an entire United States economy to the global warming picture, or 17% more global emissions than had been previously projected for that time frame if we continue on our current course. This type of “positive feedback"—positive meaning forward, not in a “good” way—would accelerate the planet's warming into unprecedented levels:
http://www.dailykos.com/stories/2016/12/7/1608385/-The-Earth-Itself-Is-Now-Accelerating-The-Demise-Of-The-Human-Species